EP0063433A3 - Power tool with improved braking device - Google Patents

Power tool with improved braking device

Info

Publication number
EP0063433A3
EP0063433A3 EP82301712A EP82301712A EP0063433A3 EP 0063433 A3 EP0063433 A3 EP 0063433A3 EP 82301712 A EP82301712 A EP 82301712A EP 82301712 A EP82301712 A EP 82301712A EP 0063433 A3 EP0063433 A3 EP 0063433A3
Authority
EP
European Patent Office
Prior art keywords
power tool
braking device
improved braking
improved
tool
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP82301712A
Other versions
EP0063433B1 (en
EP0063433A2 (en
Inventor
Giuseppe Todero
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Black and Decker Inc
Original Assignee
Black and Decker Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=11179249&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP0063433(A3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Black and Decker Inc filed Critical Black and Decker Inc
Publication of EP0063433A2 publication Critical patent/EP0063433A2/en
Publication of EP0063433A3 publication Critical patent/EP0063433A3/en
Application granted granted Critical
Publication of EP0063433B1 publication Critical patent/EP0063433B1/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D49/00—Brakes with a braking member co-operating with the periphery of a drum, wheel-rim, or the like
    • F16D49/08—Brakes with a braking member co-operating with the periphery of a drum, wheel-rim, or the like shaped as an encircling band extending over approximately 360 degrees
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27B—SAWS FOR WOOD OR SIMILAR MATERIAL; COMPONENTS OR ACCESSORIES THEREFOR
    • B27B17/00—Chain saws; Equipment therefor
    • B27B17/08—Drives or gearings; Devices for swivelling or tilting the chain saw
    • B27B17/083—Devices for arresting movement of the saw chain

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Forests & Forestry (AREA)
  • Sawing (AREA)
  • Portable Nailing Machines And Staplers (AREA)
EP82301712A 1981-04-17 1982-04-01 Power tool with improved braking device Expired EP0063433B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT21266/81A IT1135768B (en) 1981-04-17 1981-04-17 PERFECTLY MADE BRAKING DEVICE FOR PORTABLE CHAINSAWS
IT2126681 1981-04-17

Publications (3)

Publication Number Publication Date
EP0063433A2 EP0063433A2 (en) 1982-10-27
EP0063433A3 true EP0063433A3 (en) 1984-03-21
EP0063433B1 EP0063433B1 (en) 1986-02-19

Family

ID=11179249

Family Applications (1)

Application Number Title Priority Date Filing Date
EP82301712A Expired EP0063433B1 (en) 1981-04-17 1982-04-01 Power tool with improved braking device

Country Status (6)

Country Link
US (1) US4420885A (en)
EP (1) EP0063433B1 (en)
JP (1) JPS5812706A (en)
CA (1) CA1170548A (en)
DE (1) DE3269121D1 (en)
IT (1) IT1135768B (en)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE8300200L (en) * 1982-01-18 1983-07-19 Sachs Dolmar Gmbh BRAKE DEVICE FOR BRAKEING THE CHAIN CHAIN AT A TREADABLE CHAIN SAW CHAIN
JPS6032601A (en) * 1983-08-01 1985-02-19 株式会社共立 Safety brake gear for chain saw
JPH0219216Y2 (en) * 1984-10-18 1990-05-28
JPS62215105A (en) * 1986-03-17 1987-09-21 Nibetsukusu Kk Heat actuated bellows
JPS63152148U (en) * 1987-03-26 1988-10-06
US4834220A (en) * 1987-08-31 1989-05-30 Nowak Florian I Mount for mechanical parts and machine including same
US4988072A (en) * 1987-08-31 1991-01-29 Nowak Florian I Mount assembly for mechanical parts
US4932627A (en) * 1987-08-31 1990-06-12 Nowak Florian I Clevis or other mount for a mechanical brake assembly or the like
US5125160A (en) * 1991-05-15 1992-06-30 Textron Inc. Power tool inertia brake
US7168502B2 (en) * 2000-08-17 2007-01-30 Hilti Aktiengesellschaft Electric power tool with locking mechanism
JP4614721B2 (en) * 2004-09-22 2011-01-19 株式会社ハーモニック・エイディ Opening / closing mechanism with brake for opening / closing member
DE202006008733U1 (en) * 2006-05-31 2007-10-11 Dolmar Gmbh Braking band holding
DE102012218072A1 (en) * 2012-10-03 2014-06-12 Hilti Aktiengesellschaft Hand-held tool device with a braking device for braking a machining tool
DE102012218071A1 (en) * 2012-10-03 2014-06-12 Hilti Aktiengesellschaft Hand-held tool device with a braking device for braking a machining tool
DE102012218073A1 (en) * 2012-10-03 2014-06-12 Hilti Aktiengesellschaft Hand-held tool device with a braking device for braking a machining tool
US20210101304A1 (en) * 2019-10-03 2021-04-08 Lantern Holdings, LLC Removably mountable abnormal motion detection device and safety feature engagement tool

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3937306A (en) * 1973-08-29 1976-02-10 Husqvarna Ab Automatic brake actuator for a chain saw
US3974566A (en) * 1975-09-08 1976-08-17 Mcculloch Corporation Method and apparatus for arresting movement of a chain saw cutter chain
DE2632304A1 (en) * 1975-07-25 1977-02-17 Textron Inc SAFETY DEVICE FOR A HAND TOOL WITH ITS OWN POWER DRIVE
US4121339A (en) * 1977-08-10 1978-10-24 Milovan Nikolich Safety brake mechanism for chain saws
DE2922573A1 (en) * 1979-06-02 1980-12-11 Stihl Maschf Andreas PORTABLE MOTOR CHAINSAW

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3485327A (en) * 1967-10-20 1969-12-23 Mcculloch Corp Inertia actuated safety brake
US3485326A (en) * 1967-10-20 1969-12-23 Mcculloch Corp Magnetic stopping device
US3785465A (en) * 1972-02-22 1974-01-15 R Johansson Centrifugal clutches in series with brake
US3934345A (en) * 1974-10-15 1976-01-27 Mcculloch Corporation Snap-acting over-center chain saw safety brake and method of operation thereof
US3964333A (en) * 1974-10-15 1976-06-22 Mcculloch Corporation Safety braking mechanism for a portable chain saw
US4059895A (en) * 1974-10-15 1977-11-29 Mcculloch Corporation Full position safety brake for portable chain saw
DE2602247C2 (en) * 1976-01-22 1992-04-23 Fa. Andreas Stihl, 7050 Waiblingen Braking device on a motor-driven hand saw, in particular a motor chain saw
US4152833A (en) * 1977-06-22 1979-05-08 Crow, Lytle, Gilwee, Donoghue, Adler And Weineger Chain saw braking mechanism
US4197640A (en) * 1978-09-18 1980-04-15 Beaird-Poulan Division, Emerson Electric Co. Safety braking apparatus for portable chain saw
DE2922574A1 (en) * 1979-06-02 1980-12-11 Stihl Maschf Andreas MOTOR CHAIN SAW WITH DYNAMIC SAFETY BRAKE DEVICE

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3937306A (en) * 1973-08-29 1976-02-10 Husqvarna Ab Automatic brake actuator for a chain saw
DE2632304A1 (en) * 1975-07-25 1977-02-17 Textron Inc SAFETY DEVICE FOR A HAND TOOL WITH ITS OWN POWER DRIVE
US3974566A (en) * 1975-09-08 1976-08-17 Mcculloch Corporation Method and apparatus for arresting movement of a chain saw cutter chain
US4121339A (en) * 1977-08-10 1978-10-24 Milovan Nikolich Safety brake mechanism for chain saws
DE2922573A1 (en) * 1979-06-02 1980-12-11 Stihl Maschf Andreas PORTABLE MOTOR CHAINSAW

Also Published As

Publication number Publication date
IT8121266A0 (en) 1981-04-17
IT1135768B (en) 1986-08-27
US4420885A (en) 1983-12-20
JPS5812706A (en) 1983-01-24
DE3269121D1 (en) 1986-03-27
EP0063433B1 (en) 1986-02-19
EP0063433A2 (en) 1982-10-27
CA1170548A (en) 1984-07-10

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